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<title>RobotFramework编写测试套件</title><link href='https://fonts.loli.net/css?family=Open+Sans:400italic,700italic,700,400&subset=latin,latin-ext' rel='stylesheet' type='text/css' /><style type='text/css'>html {overflow-x: initial !important;}:root { --bg-color:#ffffff; --text-color:#333333; --select-text-bg-color:#B5D6FC; --select-text-font-color:auto; --monospace:"Lucida Console",Consolas,"Courier",monospace; }
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<div  id='write'  class = 'is-node'><h1><a name="robotframework编写测试套件" class="md-header-anchor"></a><span>RobotFramework编写测试套件</span></h1><div class='md-toc' mdtype='toc'><p class="md-toc-content" role="list"><span role="listitem" class="md-toc-item md-toc-h1" data-ref="n71"><a class="md-toc-inner" href="#robotframework编写测试套件">RobotFramework编写测试套件</a></span><span role="listitem" class="md-toc-item md-toc-h2" data-ref="n74"><a class="md-toc-inner" href="#settings">Settings</a></span><span role="listitem" class="md-toc-item md-toc-h3" data-ref="n75"><a class="md-toc-inner" href="#导入库">导入库</a></span><span role="listitem" class="md-toc-item md-toc-h3" data-ref="n79"><a class="md-toc-inner" href="#导入资源文件">导入资源文件</a></span><span role="listitem" class="md-toc-item md-toc-h3" data-ref="n82"><a class="md-toc-inner" href="#导入变量文件">导入变量文件</a></span><span role="listitem" class="md-toc-item md-toc-h3" data-ref="n86"><a class="md-toc-inner" href="#setup和teardown">setup和teardown</a></span><span role="listitem" class="md-toc-item md-toc-h2" data-ref="n90"><a class="md-toc-inner" href="#variables">Variables</a></span><span role="listitem" class="md-toc-item md-toc-h2" data-ref="n95"><a class="md-toc-inner" href="#test-case">Test Case</a></span><span role="listitem" class="md-toc-item md-toc-h3" data-ref="n144"><a class="md-toc-inner" href="#变量引用">变量引用</a></span><span role="listitem" class="md-toc-item md-toc-h3" data-ref="n115"><a class="md-toc-inner" href="#条件语句">条件语句</a></span><span role="listitem" class="md-toc-item md-toc-h4" data-ref="n118"><a class="md-toc-inner" href="#赋值">赋值</a></span><span role="listitem" class="md-toc-item md-toc-h4" data-ref="n120"><a class="md-toc-inner" href="#执行多个关键字">执行多个关键字</a></span><span role="listitem" class="md-toc-item md-toc-h3" data-ref="n122"><a class="md-toc-inner" href="#循环语句">循环语句</a></span><span role="listitem" class="md-toc-item md-toc-h3" data-ref="n125"><a class="md-toc-inner" href="#模板">模板</a></span><span role="listitem" class="md-toc-item md-toc-h2" data-ref="n128"><a class="md-toc-inner" href="#keywords">Keywords</a></span><span role="listitem" class="md-toc-item md-toc-h2" data-ref="n141"><a class="md-toc-inner" href="#注释和特殊字符">注释和特殊字符</a></span></p></div><h2><a name="settings" class="md-header-anchor"></a><span>Settings</span></h2><h3><a name="导入库" class="md-header-anchor"></a><span>导入库</span></h3><p><span>使用Library关键字，可以导入python的包或模块，比如Selenium2Library，os等。</span><br/><span>导入python模块后，可以直接将模块中的函数作为关键字使用。</span></p><pre spellcheck="false" class="md-fences md-end-block ty-contain-cm modeLoaded" lang="robot"><div class="CodeMirror cm-s-inner CodeMirror-wrap" lang="robot"><div style="overflow: hidden; position: relative; width: 3px; height: 0px; top: 0px; left: 8px;"><textarea autocorrect="off" autocapitalize="off" spellcheck="false" tabindex="0" style="position: absolute; bottom: -1em; padding: 0px; width: 1000px; height: 1em; outline: none;"></textarea></div><div class="CodeMirror-scrollbar-filler" cm-not-content="true"></div><div class="CodeMirror-gutter-filler" cm-not-content="true"></div><div class="CodeMirror-scroll" tabindex="-1"><div class="CodeMirror-sizer" style="margin-left: 0px; margin-bottom: 0px; border-right-width: 0px; padding-right: 0px; padding-bottom: 0px;"><div style="position: relative; top: 0px;"><div class="CodeMirror-lines" role="presentation"><div role="presentation" style="position: relative; outline: none;"><div class="CodeMirror-measure"><pre><span>xxxxxxxxxx</span></pre></div><div class="CodeMirror-measure"></div><div style="position: relative; z-index: 1;"></div><div class="CodeMirror-code" role="presentation" style=""><div class="CodeMirror-activeline" style="position: relative;"><div class="CodeMirror-activeline-background CodeMirror-linebackground"></div><div class="CodeMirror-gutter-background CodeMirror-activeline-gutter" style="left: 0px; width: 0px;"></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">*** Settings ***</span></pre></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">Library &nbsp; &nbsp; os</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"># 由类实现的测试库，导入时可以接受参数，这些参数会传递给构造器</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">Library &nbsp;  MyLibrary &nbsp; &nbsp; 10.0.0.1</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="">​</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">*** Test Case ***</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">untitled</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp;  ${dirs}  listdir  .</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp;  # 或者</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp;  ${dirs}  os.listdir  .</span></pre></div></div></div></div></div><div style="position: absolute; height: 0px; width: 1px; border-bottom: 0px solid transparent; top: 230px;"></div><div class="CodeMirror-gutters" style="display: none; height: 230px;"></div></div></div></pre><p><span>我建议还是尽可能使用library，比如使用RequestsLibrary，而不是直接使用requests</span></p><h3><a name="导入资源文件" class="md-header-anchor"></a><span>导入资源文件</span></h3><p><span>使用Resource关键字，资源文件和测试套件文件一样，都是robot文件，只不过资源文件中不能有测试用例，只是定义一些变量和用户关键字什么的。</span><br/><span>导入的资源文件中出现同名关键字的时候，可以使用【资源文件.关键字】来区分，但是当出现同名变量的时候，生效的是最先导入的那个变量。</span></p><pre spellcheck="false" class="md-fences md-end-block ty-contain-cm modeLoaded" lang="robot"><div class="CodeMirror cm-s-inner CodeMirror-wrap" lang="robot"><div style="overflow: hidden; position: relative; width: 3px; height: 0px; top: 0px; left: 8px;"><textarea autocorrect="off" autocapitalize="off" spellcheck="false" tabindex="0" style="position: absolute; bottom: -1em; padding: 0px; width: 1000px; height: 1em; outline: none;"></textarea></div><div class="CodeMirror-scrollbar-filler" cm-not-content="true"></div><div class="CodeMirror-gutter-filler" cm-not-content="true"></div><div class="CodeMirror-scroll" tabindex="-1"><div class="CodeMirror-sizer" style="margin-left: 0px; margin-bottom: 0px; border-right-width: 0px; padding-right: 0px; padding-bottom: 0px;"><div style="position: relative; top: 0px;"><div class="CodeMirror-lines" role="presentation"><div role="presentation" style="position: relative; outline: none;"><div class="CodeMirror-measure"><pre><span>xxxxxxxxxx</span></pre></div><div class="CodeMirror-measure"></div><div style="position: relative; z-index: 1;"></div><div class="CodeMirror-code" role="presentation"><div class="CodeMirror-activeline" style="position: relative;"><div class="CodeMirror-activeline-background CodeMirror-linebackground"></div><div class="CodeMirror-gutter-background CodeMirror-activeline-gutter" style="left: 0px; width: 0px;"></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">*** Settings ***</span></pre></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">Resource &nbsp; &nbsp; &nbsp; &nbsp;  res.robot</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">Resource &nbsp; &nbsp; &nbsp; &nbsp;  ${RESOURCES}/common.robot</span></pre></div></div></div></div></div><div style="position: absolute; height: 0px; width: 1px; border-bottom: 0px solid transparent; top: 69px;"></div><div class="CodeMirror-gutters" style="display: none; height: 69px;"></div></div></div></pre><h3><a name="导入变量文件" class="md-header-anchor"></a><span>导入变量文件</span></h3><p><span>在python中定义的全局变量可以被RF导入，因为是使用python代码，所以可以动态创建变量，比如加个判断语句，如果为真则将变量赋值为多少，为假则赋值为多少。还可以使用任何对象作为变量的值，而不是像robot文件中那样，只能使用一些基本的类型。</span></p><pre spellcheck="false" class="md-fences md-end-block ty-contain-cm modeLoaded" lang="robot"><div class="CodeMirror cm-s-inner CodeMirror-wrap" lang="robot"><div style="overflow: hidden; position: relative; width: 3px; height: 0px; top: 0px; left: 8px;"><textarea autocorrect="off" autocapitalize="off" spellcheck="false" tabindex="0" style="position: absolute; bottom: -1em; padding: 0px; width: 1000px; height: 1em; outline: none;"></textarea></div><div class="CodeMirror-scrollbar-filler" cm-not-content="true"></div><div class="CodeMirror-gutter-filler" cm-not-content="true"></div><div class="CodeMirror-scroll" tabindex="-1"><div class="CodeMirror-sizer" style="margin-left: 0px; margin-bottom: 0px; border-right-width: 0px; padding-right: 0px; padding-bottom: 0px;"><div style="position: relative; top: 0px;"><div class="CodeMirror-lines" role="presentation"><div role="presentation" style="position: relative; outline: none;"><div class="CodeMirror-measure"><pre><span>xxxxxxxxxx</span></pre></div><div class="CodeMirror-measure"></div><div style="position: relative; z-index: 1;"></div><div class="CodeMirror-code" role="presentation" style=""><div class="CodeMirror-activeline" style="position: relative;"><div class="CodeMirror-activeline-background CodeMirror-linebackground"></div><div class="CodeMirror-gutter-background CodeMirror-activeline-gutter" style="left: 0px; width: 0px;"></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">*** Settings ***</span></pre></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">Variables &nbsp;  myvariables.py</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">Variables &nbsp;  ${RESOURCES}/common.py</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"># 变量文件中定义函数get_variables，就可以接受参数</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">Variables &nbsp;  taking_arguments.py &nbsp;  123</span></pre></div></div></div></div></div><div style="position: absolute; height: 0px; width: 1px; border-bottom: 0px solid transparent; top: 115px;"></div><div class="CodeMirror-gutters" style="display: none; height: 115px;"></div></div></div></pre><pre spellcheck="false" class="md-fences md-end-block ty-contain-cm modeLoaded" lang="python"><div class="CodeMirror cm-s-inner CodeMirror-wrap" lang="python"><div style="overflow: hidden; position: relative; width: 3px; height: 0px; top: 0px; left: 8px;"><textarea autocorrect="off" autocapitalize="off" spellcheck="false" tabindex="0" style="position: absolute; bottom: -1em; padding: 0px; width: 1000px; height: 1em; outline: none;"></textarea></div><div class="CodeMirror-scrollbar-filler" cm-not-content="true"></div><div class="CodeMirror-gutter-filler" cm-not-content="true"></div><div class="CodeMirror-scroll" tabindex="-1"><div class="CodeMirror-sizer" style="margin-left: 0px; margin-bottom: 0px; border-right-width: 0px; padding-right: 0px; padding-bottom: 0px;"><div style="position: relative; top: 0px;"><div class="CodeMirror-lines" role="presentation"><div role="presentation" style="position: relative; outline: none;"><div class="CodeMirror-measure"><pre><span>xxxxxxxxxx</span></pre></div><div class="CodeMirror-measure"></div><div style="position: relative; z-index: 1;"></div><div class="CodeMirror-code" role="presentation" style=""><div class="CodeMirror-activeline" style="position: relative;"><div class="CodeMirror-activeline-background CodeMirror-linebackground"></div><div class="CodeMirror-gutter-background CodeMirror-activeline-gutter" style="left: 0px; width: 0px;"></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-comment"># taking_arguments.py</span></span></pre></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="">​</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-comment"># 变量文件中如果存在函数get_variables，则该函数返回的dict会被RF解析，dict中的元素会被作为变量导入</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-comment"># 而get_variables函数可以接受参数，即在robot文件中导入变量文件时可以传参。如果变量文件中没有get_variables函数，则不能传参</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-keyword">def</span> <span class="cm-def">get_variables</span>(<span class="cm-variable">arg</span>):</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp;<span class="cm-keyword">if</span> <span class="cm-variable">arg</span>==<span class="cm-string">'1'</span>:</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-keyword">return</span> {<span class="cm-string">'var'</span>:<span class="cm-number">100</span>}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp;<span class="cm-keyword">else</span>:</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp; &nbsp; &nbsp;<span class="cm-keyword">return</span> {<span class="cm-string">'var'</span>:<span class="cm-number">200</span>}</span></pre></div></div></div></div></div><div style="position: absolute; height: 0px; width: 1px; border-bottom: 0px solid transparent; top: 230px;"></div><div class="CodeMirror-gutters" style="display: none; height: 230px;"></div></div></div></pre><h3><a name="setup和teardown" class="md-header-anchor"></a><span>setup和teardown</span></h3><p><span>settings中的Test Setup/Teardown，将作为当前测试套件中所有测试用例（包括子套件中的用例）的默认，也就是说测试用例不显示指定setup/teardown，就会使用settings中的设置。子套件中设置的Test Setup/Teardown会覆盖父套件中的Test Setup/Teardown。</span><br/><span>settings中的Suite Setup/Teardown是属于测试套件的，只会在当前测试套件开始和结束时执行一次，不会作用于子套件。</span><br/><span>测试用例中的语法为</span><code>[Setup/Teardown]</code><span>，它会覆盖测试套件中的Test Setup/Teardown。如果希望测试用例不使用</span><code>[Setup/Teardown]</code><span>，也不使用测试套件中默认的Test Setup/Teardown，那就在测试用例中使用空的</span><code>[Setup/Teardown]</code><span>。</span><br/><span>不管是哪种setup/teardown，语法都是一样的，后面只能接一个关键字+它的参数。</span></p><pre spellcheck="false" class="md-fences md-end-block ty-contain-cm modeLoaded" lang="robot"><div class="CodeMirror cm-s-inner CodeMirror-wrap" lang="robot"><div style="overflow: hidden; position: relative; width: 3px; height: 0px; top: 0px; left: 8px;"><textarea autocorrect="off" autocapitalize="off" spellcheck="false" tabindex="0" style="position: absolute; bottom: -1em; padding: 0px; width: 1000px; height: 1em; outline: none;"></textarea></div><div class="CodeMirror-scrollbar-filler" cm-not-content="true"></div><div class="CodeMirror-gutter-filler" cm-not-content="true"></div><div class="CodeMirror-scroll" tabindex="-1"><div class="CodeMirror-sizer" style="margin-left: 0px; margin-bottom: 0px; border-right-width: 0px; padding-right: 0px; padding-bottom: 0px;"><div style="position: relative; top: 0px;"><div class="CodeMirror-lines" role="presentation"><div role="presentation" style="position: relative; outline: none;"><div class="CodeMirror-measure"><pre><span>xxxxxxxxxx</span></pre></div><div class="CodeMirror-measure"></div><div style="position: relative; z-index: 1;"></div><div class="CodeMirror-code" role="presentation" style=""><div class="CodeMirror-activeline" style="position: relative;"><div class="CodeMirror-activeline-background CodeMirror-linebackground"></div><div class="CodeMirror-gutter-background CodeMirror-activeline-gutter" style="left: 0px; width: 0px;"></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">*** Settings ***</span></pre></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">Test Setup &nbsp; &nbsp; &nbsp;  Log &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 'Test Setup'</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">Test Teardown &nbsp; &nbsp; log &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 'Test Teardown'</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">Suite Setup &nbsp; &nbsp; &nbsp; Log &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 'Suite Setup'</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">Suite Teardown &nbsp;  log &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 'Suite Teardown'</span></pre></div></div></div></div></div><div style="position: absolute; height: 0px; width: 1px; border-bottom: 0px solid transparent; top: 115px;"></div><div class="CodeMirror-gutters" style="display: none; height: 115px;"></div></div></div></pre><p><strong><span>Setup/Teardown中只能运行一个关键字，除非使用Run Keywords关键字。</span></strong><span>  </span></p><h2><a name="variables" class="md-header-anchor"></a><span>Variables</span></h2><pre spellcheck="false" class="md-fences md-end-block ty-contain-cm modeLoaded" lang="robot"><div class="CodeMirror cm-s-inner CodeMirror-wrap" lang="robot"><div style="overflow: hidden; position: relative; width: 3px; height: 0px; top: 0px; left: 8px;"><textarea autocorrect="off" autocapitalize="off" spellcheck="false" tabindex="0" style="position: absolute; bottom: -1em; padding: 0px; width: 1000px; height: 1em; outline: none;"></textarea></div><div class="CodeMirror-scrollbar-filler" cm-not-content="true"></div><div class="CodeMirror-gutter-filler" cm-not-content="true"></div><div class="CodeMirror-scroll" tabindex="-1"><div class="CodeMirror-sizer" style="margin-left: 0px; margin-bottom: 0px; border-right-width: 0px; padding-right: 0px; padding-bottom: 0px;"><div style="position: relative; top: 0px;"><div class="CodeMirror-lines" role="presentation"><div role="presentation" style="position: relative; outline: none;"><div class="CodeMirror-measure"><pre><span>xxxxxxxxxx</span></pre></div><div class="CodeMirror-measure"></div><div style="position: relative; z-index: 1;"></div><div class="CodeMirror-code" role="presentation"><div class="CodeMirror-activeline" style="position: relative;"><div class="CodeMirror-activeline-background CodeMirror-linebackground"></div><div class="CodeMirror-gutter-background CodeMirror-activeline-gutter" style="left: 0px; width: 0px;"></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">*** Variables ***</span></pre></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">${var} &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; hello！！！！！</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">@{list} &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 111 &nbsp;  2222 &nbsp;  333 &nbsp;  444</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">&amp;{dict} &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; var1=1 &nbsp;  var2=2 &nbsp;  var3=3 &nbsp;  var4=4</span></pre></div></div></div></div></div><div style="position: absolute; height: 0px; width: 1px; border-bottom: 0px solid transparent; top: 92px;"></div><div class="CodeMirror-gutters" style="display: none; height: 92px;"></div></div></div></pre><p><span>标量变量${var}可以是任何对象类型，它默认是字符串类型的。如果需要使用其他数据类型：</span></p><pre spellcheck="false" class="md-fences md-end-block ty-contain-cm modeLoaded" lang="robot"><div class="CodeMirror cm-s-inner CodeMirror-wrap" lang="robot"><div style="overflow: hidden; position: relative; width: 3px; height: 0px; top: 0px; left: 8px;"><textarea autocorrect="off" autocapitalize="off" spellcheck="false" tabindex="0" style="position: absolute; bottom: -1em; padding: 0px; width: 1000px; height: 1em; outline: none;"></textarea></div><div class="CodeMirror-scrollbar-filler" cm-not-content="true"></div><div class="CodeMirror-gutter-filler" cm-not-content="true"></div><div class="CodeMirror-scroll" tabindex="-1"><div class="CodeMirror-sizer" style="margin-left: 0px; margin-bottom: 0px; border-right-width: 0px; padding-right: 0px; padding-bottom: 0px;"><div style="position: relative; top: 0px;"><div class="CodeMirror-lines" role="presentation"><div role="presentation" style="position: relative; outline: none;"><div class="CodeMirror-measure"><pre><span>xxxxxxxxxx</span></pre></div><div class="CodeMirror-measure"></div><div style="position: relative; z-index: 1;"></div><div class="CodeMirror-code" role="presentation"><div class="CodeMirror-activeline" style="position: relative;"><div class="CodeMirror-activeline-background CodeMirror-linebackground"></div><div class="CodeMirror-gutter-background CodeMirror-activeline-gutter" style="left: 0px; width: 0px;"></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">*** Variables ***</span></pre></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">${var}<span class="cm-tab" role="presentation" cm-text="	">  </span><span class="cm-tab" role="presentation" cm-text="	">    </span>${True+1}</span></pre></div></div></div></div></div><div style="position: absolute; height: 0px; width: 1px; border-bottom: 0px solid transparent; top: 46px;"></div><div class="CodeMirror-gutters" style="display: none; height: 46px;"></div></div></div></pre><p><span>@和&amp;是RF中创建list和dict的简单方法，取值方法为</span><code>@{list}[0]</code><span>、</span><code>&amp;{dict}[key]</code></p><h2><a name="test-case" class="md-header-anchor"></a><span>Test Case</span></h2><pre spellcheck="false" class="md-fences md-end-block ty-contain-cm modeLoaded" lang="robot" style="break-inside: unset;"><div class="CodeMirror cm-s-inner CodeMirror-wrap" lang="robot"><div style="overflow: hidden; position: relative; width: 3px; height: 0px; top: 0px; left: 8px;"><textarea autocorrect="off" autocapitalize="off" spellcheck="false" tabindex="0" style="position: absolute; bottom: -1em; padding: 0px; width: 1000px; height: 1em; outline: none;"></textarea></div><div class="CodeMirror-scrollbar-filler" cm-not-content="true"></div><div class="CodeMirror-gutter-filler" cm-not-content="true"></div><div class="CodeMirror-scroll" tabindex="-1"><div class="CodeMirror-sizer" style="margin-left: 0px; margin-bottom: 0px; border-right-width: 0px; padding-right: 0px; padding-bottom: 0px;"><div style="position: relative; top: 0px;"><div class="CodeMirror-lines" role="presentation"><div role="presentation" style="position: relative; outline: none;"><div class="CodeMirror-measure"><pre><span>xxxxxxxxxx</span></pre></div><div class="CodeMirror-measure"></div><div style="position: relative; z-index: 1;"></div><div class="CodeMirror-code" role="presentation" style=""><div class="CodeMirror-activeline" style="position: relative;"><div class="CodeMirror-activeline-background CodeMirror-linebackground"></div><div class="CodeMirror-gutter-background CodeMirror-activeline-gutter" style="left: 0px; width: 0px;"></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">*** Test Case ***</span></pre></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">untitled</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp;  ${var}  Set Variable  ${1+1}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp;  # ${var}和其他字符串在一起时，var会被自动转成字符串类型str(var)</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp;  Log &nbsp;  hello ${var}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp;  ${t} &nbsp; &nbsp; &nbsp; Evaluate &nbsp; &nbsp; type(${var})</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp;  # 关键字参数的传递和python语法类似</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp;  Log &nbsp; &nbsp; message=${t}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="">​</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp;  ${string} &nbsp; Set Variable &nbsp;  aaa</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp;  Log &nbsp;  ${string.upper()+' bbb'}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp;  log &nbsp;  ${string.upper()+str(111)}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="">​</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp;  ${mock} &nbsp; &nbsp; Create Dictionary</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp;  ${mock.name} &nbsp;  Set Variable  xiaoming</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp;  Log &nbsp; &nbsp; ${mock}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp; &nbsp;</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp;  ${var2}  Set Variable  3</span></pre><div class="" style="position: relative;"><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp;  Log &nbsp; &nbsp; ${var+${var2}}</span></pre></div></div></div></div></div></div><div style="position: absolute; height: 0px; width: 1px; border-bottom: 0px solid transparent; top: 437px;"></div><div class="CodeMirror-gutters" style="display: none; height: 437px;"></div></div></div></pre><h3><a name="变量引用" class="md-header-anchor"></a><span>变量引用</span></h3><p><code>${var}</code><span>可以用在变量的定义中，也可以用在变量的引用中（</span><code>${var}</code><span>会被其实际的值替换）。</span></p><p><code>${var}</code><span>引用变量时，语法为</span><code>${&lt;RF中定义的变量&gt;&lt;python运算/python函数的调用/其他RF变量&gt;}</code><span>。  </span></p><p><span>使用</span><code>@{list}</code><span>或</span><code>&amp;{dict}</code><span>引用列表和字典时，列表或字典中的元素会被分散传入，比如：  </span></p><pre spellcheck="false" class="md-fences md-end-block ty-contain-cm modeLoaded" lang="robot"><div class="CodeMirror cm-s-inner CodeMirror-wrap" lang="robot"><div style="overflow: hidden; position: relative; width: 3px; height: 0px; top: 0px; left: 8px;"><textarea autocorrect="off" autocapitalize="off" spellcheck="false" tabindex="0" style="position: absolute; bottom: -1em; padding: 0px; width: 1000px; height: 1em; outline: none;"></textarea></div><div class="CodeMirror-scrollbar-filler" cm-not-content="true"></div><div class="CodeMirror-gutter-filler" cm-not-content="true"></div><div class="CodeMirror-scroll" tabindex="-1"><div class="CodeMirror-sizer" style="margin-left: 0px; margin-bottom: 0px; border-right-width: 0px; padding-right: 0px; padding-bottom: 0px;"><div style="position: relative; top: 0px;"><div class="CodeMirror-lines" role="presentation"><div role="presentation" style="position: relative; outline: none;"><div class="CodeMirror-measure"><pre><span>xxxxxxxxxx</span></pre></div><div class="CodeMirror-measure"></div><div style="position: relative; z-index: 1;"></div><div class="CodeMirror-code" role="presentation" style=""><div class="CodeMirror-activeline" style="position: relative;"><div class="CodeMirror-activeline-background CodeMirror-linebackground"></div><div class="CodeMirror-gutter-background CodeMirror-activeline-gutter" style="left: 0px; width: 0px;"></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">*** Variables ***</span></pre></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">@{list} &nbsp; &nbsp; 1 &nbsp;  2 &nbsp;  3 &nbsp;  4</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="">​</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">*** Test Case ***</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">untitled</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text="	">    </span># Log将传入四个参数：1、2、3、4</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text="	">    </span>Log &nbsp;  @{list}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text="	">    </span># Log将传入一个参数：[1,2,3,4]</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span class="cm-tab" role="presentation" cm-text="	">    </span>Log &nbsp;  ${list}</span></pre></div></div></div></div></div><div style="position: absolute; height: 0px; width: 1px; border-bottom: 0px solid transparent; top: 207px;"></div><div class="CodeMirror-gutters" style="display: none; height: 207px;"></div></div></div></pre><p><span>同理：传参</span><code>${dict}</code><span>将传入一个字典对象，传参</span><code>&amp;{dict}</code><span>将传入多个关键字参数，而</span><code>@{dict}</code><span>将传入多个位置参数（即dict的key）</span></p><p><span>变量的优先级从高到底为：  </span></p><ol start='' ><li><span>测试执行时定义的变量，比如使用set variable关键字</span></li><li><span>RF内置变量</span></li><li><span>命令行传入的变量，</span><code>robot --variable BROWSER:IE --variablefile myvars.py test.robot</code></li><li><span>测试套件中定义的变量（</span><code>*** Variables ***</code><span>里边的）</span></li><li><span>测试套件中导入的变量文件（robot文件和py文件的优先级相同，如果导入多个变量文件中有同名变量，则起作用的是第一个变量文件中的同名变量）</span></li></ol><h3><a name="条件语句" class="md-header-anchor"></a><span>条件语句</span></h3><pre spellcheck="false" class="md-fences md-end-block ty-contain-cm modeLoaded" lang="robot"><div class="CodeMirror cm-s-inner CodeMirror-wrap" lang="robot"><div style="overflow: hidden; position: relative; width: 3px; height: 0px; top: 0px; left: 8px;"><textarea autocorrect="off" autocapitalize="off" spellcheck="false" tabindex="0" style="position: absolute; bottom: -1em; padding: 0px; width: 1000px; height: 1em; outline: none;"></textarea></div><div class="CodeMirror-scrollbar-filler" cm-not-content="true"></div><div class="CodeMirror-gutter-filler" cm-not-content="true"></div><div class="CodeMirror-scroll" tabindex="-1"><div class="CodeMirror-sizer" style="margin-left: 0px; margin-bottom: 0px; border-right-width: 0px; padding-right: 0px; padding-bottom: 0px;"><div style="position: relative; top: 0px;"><div class="CodeMirror-lines" role="presentation"><div role="presentation" style="position: relative; outline: none;"><div class="CodeMirror-measure"><pre><span>xxxxxxxxxx</span></pre></div><div class="CodeMirror-measure"></div><div style="position: relative; z-index: 1;"></div><div class="CodeMirror-code" role="presentation"><div class="CodeMirror-activeline" style="position: relative;"><div class="CodeMirror-activeline-background CodeMirror-linebackground"></div><div class="CodeMirror-gutter-background CodeMirror-activeline-gutter" style="left: 0px; width: 0px;"></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">Run Keyword If &nbsp;  ${var} is None &nbsp;  Log &nbsp;  True</span></pre></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">... &nbsp;  ELSE &nbsp;  IF &nbsp;  ${var} == 1 &nbsp;  Log &nbsp;  1</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">... &nbsp;  ELSE &nbsp;  Log &nbsp;  False</span></pre></div></div></div></div></div><div style="position: absolute; height: 0px; width: 1px; border-bottom: 0px solid transparent; top: 69px;"></div><div class="CodeMirror-gutters" style="display: none; height: 69px;"></div></div></div></pre><p><span>Run Keyword If时最常见的条件关键字，它会将判断条件中的变量替换为实际的值，然后将整个条件语句使用python的eval()函数运算，最后判断条件的真假。简单的说条件语句就是可以使用RF中的变量的python语句。</span><br/><span>后面的ELSE IF和ELSE都不是关键字， 而是传递给Run Keyword If的参数。【...】这个省略号的作用是当整个关键字语句过长时，可以用它来换行。  </span></p><h4><a name="赋值" class="md-header-anchor"></a><span>赋值</span></h4><pre spellcheck="false" class="md-fences md-end-block ty-contain-cm modeLoaded" lang="robot"><div class="CodeMirror cm-s-inner CodeMirror-wrap" lang="robot"><div style="overflow: hidden; position: relative; width: 3px; height: 0px; top: 0px; left: 8px;"><textarea autocorrect="off" autocapitalize="off" spellcheck="false" tabindex="0" style="position: absolute; bottom: -1em; padding: 0px; width: 1000px; height: 1em; outline: none;"></textarea></div><div class="CodeMirror-scrollbar-filler" cm-not-content="true"></div><div class="CodeMirror-gutter-filler" cm-not-content="true"></div><div class="CodeMirror-scroll" tabindex="-1"><div class="CodeMirror-sizer" style="margin-left: 0px; margin-bottom: 0px; border-right-width: 0px; padding-right: 0px; padding-bottom: 0px;"><div style="position: relative; top: 0px;"><div class="CodeMirror-lines" role="presentation"><div role="presentation" style="position: relative; outline: none;"><div class="CodeMirror-measure"><pre><span>xxxxxxxxxx</span></pre></div><div class="CodeMirror-measure"></div><div style="position: relative; z-index: 1;"></div><div class="CodeMirror-code" role="presentation"><div class="CodeMirror-activeline" style="position: relative;"><div class="CodeMirror-activeline-background CodeMirror-linebackground"></div><div class="CodeMirror-gutter-background CodeMirror-activeline-gutter" style="left: 0px; width: 0px;"></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">${var} &nbsp;  Run Keyword If &nbsp;  False &nbsp;  Set Variable &nbsp;  11111</span></pre></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">... &nbsp;  ELSE &nbsp;  Set Variable &nbsp;  2222</span></pre></div></div></div></div></div><div style="position: absolute; height: 0px; width: 1px; border-bottom: 0px solid transparent; top: 46px;"></div><div class="CodeMirror-gutters" style="display: none; height: 46px;"></div></div></div></pre><h4><a name="执行多个关键字" class="md-header-anchor"></a><span>执行多个关键字</span></h4><pre spellcheck="false" class="md-fences md-end-block ty-contain-cm modeLoaded" lang="robot"><div class="CodeMirror cm-s-inner CodeMirror-wrap" lang="robot"><div style="overflow: hidden; position: relative; width: 3px; height: 0px; top: 0px; left: 8px;"><textarea autocorrect="off" autocapitalize="off" spellcheck="false" tabindex="0" style="position: absolute; bottom: -1em; padding: 0px; width: 1000px; height: 1em; outline: none;"></textarea></div><div class="CodeMirror-scrollbar-filler" cm-not-content="true"></div><div class="CodeMirror-gutter-filler" cm-not-content="true"></div><div class="CodeMirror-scroll" tabindex="-1"><div class="CodeMirror-sizer" style="margin-left: 0px; margin-bottom: 0px; border-right-width: 0px; padding-right: 0px; padding-bottom: 0px;"><div style="position: relative; top: 0px;"><div class="CodeMirror-lines" role="presentation"><div role="presentation" style="position: relative; outline: none;"><div class="CodeMirror-measure"><pre><span>xxxxxxxxxx</span></pre></div><div class="CodeMirror-measure"></div><div style="position: relative; z-index: 1;"></div><div class="CodeMirror-code" role="presentation"><div class="CodeMirror-activeline" style="position: relative;"><div class="CodeMirror-activeline-background CodeMirror-linebackground"></div><div class="CodeMirror-gutter-background CodeMirror-activeline-gutter" style="left: 0px; width: 0px;"></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"># 需要借助Run keywords关键字</span></pre></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">Run Keyword If &nbsp;  True &nbsp;  Run keywords &nbsp;  Log &nbsp; 111 &nbsp; AND &nbsp; Log &nbsp; 222</span></pre></div></div></div></div></div><div style="position: absolute; height: 0px; width: 1px; border-bottom: 0px solid transparent; top: 46px;"></div><div class="CodeMirror-gutters" style="display: none; height: 46px;"></div></div></div></pre><h3><a name="循环语句" class="md-header-anchor"></a><span>循环语句</span></h3><pre spellcheck="false" class="md-fences md-end-block ty-contain-cm modeLoaded" lang="robot"><div class="CodeMirror cm-s-inner CodeMirror-wrap" lang="robot"><div style="overflow: hidden; position: relative; width: 3px; height: 0px; top: 0px; left: 8px;"><textarea autocorrect="off" autocapitalize="off" spellcheck="false" tabindex="0" style="position: absolute; bottom: -1em; padding: 0px; width: 1000px; height: 1em; outline: none;"></textarea></div><div class="CodeMirror-scrollbar-filler" cm-not-content="true"></div><div class="CodeMirror-gutter-filler" cm-not-content="true"></div><div class="CodeMirror-scroll" tabindex="-1"><div class="CodeMirror-sizer" style="margin-left: 0px; margin-bottom: 0px; border-right-width: 0px; padding-right: 0px; padding-bottom: 0px;"><div style="position: relative; top: 0px;"><div class="CodeMirror-lines" role="presentation"><div role="presentation" style="position: relative; outline: none;"><div class="CodeMirror-measure"><pre><span>xxxxxxxxxx</span></pre></div><div class="CodeMirror-measure"></div><div style="position: relative; z-index: 1;"></div><div class="CodeMirror-code" role="presentation" style=""><div class="CodeMirror-activeline" style="position: relative;"><div class="CodeMirror-activeline-background CodeMirror-linebackground"></div><div class="CodeMirror-gutter-background CodeMirror-activeline-gutter" style="left: 0px; width: 0px;"></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">: FOR &nbsp;  ${i} &nbsp;  IN &nbsp;  @{list}</span></pre></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">\ &nbsp;  ${j} &nbsp; Set Variable &nbsp; ${i+'1'}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">\ &nbsp;  Log &nbsp;  ${j}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="">​</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">: FOR &nbsp;  ${i} &nbsp;  ${j} &nbsp;  IN &nbsp;  1 &nbsp;  2 &nbsp;  3</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">... &nbsp;  4 &nbsp;  5 &nbsp;  6</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">\ &nbsp;  Run Keyword If &nbsp;  ${i} == 3 &nbsp;  Exit For Loop</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">\ &nbsp;  Log &nbsp;  ${i} ${j}</span></pre></div></div></div></div></div><div style="position: absolute; height: 0px; width: 1px; border-bottom: 0px solid transparent; top: 184px;"></div><div class="CodeMirror-gutters" style="display: none; height: 184px;"></div></div></div></pre><p><span>for不是关键字，而是一个语法。它可以作用于列表或者是元素序列，但是不能作用于字典，字典会被看作是单一的字典对象，而不是会将其内部的键值对解压出来。</span><br/><span>for可以接受多个变量，不如上面代码，第一次迭代i=1，j=2，第二次迭代i=3，j=4...</span><br/><span>【\】后面的内容接的是关键字，可以有多个。</span><br/><span>Run Keyword If关键字接受参数Exit For Loop或者Continue For Loop，可以用来跳出for循环。</span></p><h3><a name="模板" class="md-header-anchor"></a><span>模板</span></h3><p><span>使用数据驱动的一种方式，整个测试用例由1个关键字+若干组数据组成。这依然是1个测试用例，如果它有setup/teardown，它们只会被执行一遍。模板其实是一种简化for循环的方式。</span></p><pre spellcheck="false" class="md-fences md-end-block ty-contain-cm modeLoaded" lang="robot"><div class="CodeMirror cm-s-inner CodeMirror-wrap" lang="robot"><div style="overflow: hidden; position: relative; width: 3px; height: 0px; top: 0px; left: 8px;"><textarea autocorrect="off" autocapitalize="off" spellcheck="false" tabindex="0" style="position: absolute; bottom: -1em; padding: 0px; width: 1000px; height: 1em; outline: none;"></textarea></div><div class="CodeMirror-scrollbar-filler" cm-not-content="true"></div><div class="CodeMirror-gutter-filler" cm-not-content="true"></div><div class="CodeMirror-scroll" tabindex="-1"><div class="CodeMirror-sizer" style="margin-left: 0px; margin-bottom: 0px; border-right-width: 0px; padding-right: 0px; padding-bottom: 0px;"><div style="position: relative; top: 0px;"><div class="CodeMirror-lines" role="presentation"><div role="presentation" style="position: relative; outline: none;"><div class="CodeMirror-measure"><pre><span>xxxxxxxxxx</span></pre></div><div class="CodeMirror-measure"></div><div style="position: relative; z-index: 1;"></div><div class="CodeMirror-code" role="presentation" style=""><div class="CodeMirror-activeline" style="position: relative;"><div class="CodeMirror-activeline-background CodeMirror-linebackground"></div><div class="CodeMirror-gutter-background CodeMirror-activeline-gutter" style="left: 0px; width: 0px;"></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">*** Test Case ***</span></pre></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">tc1</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp;  [Template]  kw1</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp;  google</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp;  baidu</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp;  apple</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"><span cm-text="">​</span></span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">*** Keywords ***</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">kw1</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp;  [Arguments] &nbsp;  ${var1}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp;  Log &nbsp; &nbsp; ${var1}</span></pre></div></div></div></div></div><div style="position: absolute; height: 0px; width: 1px; border-bottom: 0px solid transparent; top: 253px;"></div><div class="CodeMirror-gutters" style="display: none; height: 253px;"></div></div></div></pre><h2><a name="keywords" class="md-header-anchor"></a><span>Keywords</span></h2><p><span>关键字不区分大小写，而且使用空格代替python函数名中的下斜杠是可以的。像这种形式的写法都是合法的。</span>
<code>get  length、Get  Length、get_length、Get_length</code></p><p><span>关键字失败后，测试用例就会失败。我想着让关键字失败后，不标记测试用例失败，而是进入另一个分支，目前看来这个比较麻烦，而且似乎也不符合robot framework的设计。</span><br/><span>一些常见的问题都会导致关键字失败，比如Wait Until Element Is Visible关键字可以设置timeout，但是一旦超时，直接标记关键字失败，而不会继续执行下面的流程；Get Text关键字可以通过locator获取文本，但是如果定位不到元素，直接标记失败，而不是返回None。</span></p><p><span>关键字的优先级顺序为：</span></p><ol start='' ><li><span>测试套件文件中创建的用户关键字</span></li><li><span>外部资源文件中引入的关键字</span></li><li><span>外部库中引入的关键字→标准库中定义的关键字。  </span></li></ol><p><span>用【模块名.关键字】访问被覆盖的外层关键字。</span></p><pre spellcheck="false" class="md-fences md-end-block ty-contain-cm modeLoaded md-focus" lang="robot"><div class="CodeMirror cm-s-inner CodeMirror-wrap CodeMirror-focused" lang="robot"><div style="overflow: hidden; position: relative; width: 3px; height: 0px; top: 0px; left: 8px;"><textarea autocorrect="off" autocapitalize="off" spellcheck="false" tabindex="0" style="position: absolute; bottom: -1em; padding: 0px; width: 1000px; height: 1em; outline: none;"></textarea></div><div class="CodeMirror-scrollbar-filler" cm-not-content="true"></div><div class="CodeMirror-gutter-filler" cm-not-content="true"></div><div class="CodeMirror-scroll" tabindex="-1"><div class="CodeMirror-sizer" style="margin-left: 0px; margin-bottom: 0px; border-right-width: 0px; padding-right: 0px; padding-bottom: 0px;"><div style="position: relative; top: 0px;"><div class="CodeMirror-lines" role="presentation"><div role="presentation" style="position: relative; outline: none;"><div class="CodeMirror-measure"><pre><span>xxxxxxxxxx</span></pre></div><div class="CodeMirror-measure"></div><div style="position: relative; z-index: 1;"></div><div class="CodeMirror-code" role="presentation" style=""><div class="CodeMirror-activeline" style="position: relative;"><div class="CodeMirror-activeline-background CodeMirror-linebackground"></div><div class="CodeMirror-gutter-background CodeMirror-activeline-gutter" style="left: 0px; width: 0px;"></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">*** Keywords ***</span></pre></div><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;">kw1</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp;  [Arguments] &nbsp;  ${var1} &nbsp;  ${var2}=3 &nbsp; @{args} &nbsp;  &amp;{kwargs}</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp;  Log &nbsp; &nbsp; ${var1}</span></pre><pre class="CodeMirror-line" role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp;  # 可以一次返回多个值</span></pre><pre class=" CodeMirror-line " role="presentation"><span role="presentation" style="padding-right: 0.1px;"> &nbsp;  [Return] &nbsp;  foo &nbsp;  bar &nbsp;  zap</span></pre></div></div></div></div></div><div style="position: absolute; height: 0px; width: 1px; border-bottom: 0px solid transparent; top: 138px;"></div><div class="CodeMirror-gutters" style="display: none; height: 138px;"></div></div></div></pre><h2><a name="注释和特殊字符" class="md-header-anchor"></a><span>注释和特殊字符</span></h2><p><span>注释可以使用#，或者是关键字Comment，</span><code>Comment    这是一条注释</code><span>。</span><br/><code>\</code><span>可以对#等特殊字符做转义。</span></p><p><span>RF会忽略掉字段前后的空格，如果希望在字段前后加空格的话，可以使用</span><code>\</code><span>转义空格，或者是</span><code>${SPACE}</code><span>。这个的好处是需要连续多个空格时，不需要写成</span><code>\ \ \</code><span>,直接使用</span><code>${SPACE*3}</code><span>。</span><br/><span>如果希望使用空字符串，则可以使用单一的字符</span><code>\</code><span>，最好还是使用</span><code>${EMPTY}</code></p></div>
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